123559240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{229}}^1$

素因数の和:335

約数の個数: 128

約数和(自身を含む): 333849600

約数和(自身を除く): 210290360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 47, 56, 70, 82, 94, 140, 164, 188, 205, 229, 235, 280, 287, 328, 329, 376, 410, 458, 470, 574, 658, 820, 916, 940, 1145, 1148, 1316, 1435, 1603, 1640, 1645, 1832, 1880, 1927, 2290, 2296, 2632, 2870, 3206, 3290, 3854, 4580, 5740, 6412, 6580, 7708, 8015, 9160, 9389, 9635, 10763, 11480, 12824, 13160, 13489, 15416, 16030, 18778, 19270, 21526, 26978, 32060, 37556, 38540, 43052, 46945, 53815, 53956, 64120, 65723, 67445, 75112, 75341, 77080, 86104, 93890, 107630, 107912, 131446, 134890, 150682, 187780, 215260, 262892, 269780, 301364, 328615, 375560, 376705, 430520, 441283, 525784, 539560, 602728, 657230, 753410, 882566, 1314460, 1506820, 1765132, 2206415, 2628920, 3013640, 3088981, 3530264, 4412830, 6177962, 8825660, 12355924, 15444905, 17651320, 24711848, 30889810, 61779620, 123559240]

約数ペア:

[(1, 123559240), (2, 61779620), (4, 30889810), (5, 24711848), (7, 17651320), (8, 15444905), (10, 12355924), (14, 8825660), (20, 6177962), (28, 4412830), (35, 3530264), (40, 3088981), (41, 3013640), (47, 2628920), (56, 2206415), (70, 1765132), (82, 1506820), (94, 1314460), (140, 882566), (164, 753410), (188, 657230), (205, 602728), (229, 539560), (235, 525784), (280, 441283), (287, 430520), (328, 376705), (329, 375560), (376, 328615), (410, 301364), (458, 269780), (470, 262892), (574, 215260), (658, 187780), (820, 150682), (916, 134890), (940, 131446), (1145, 107912), (1148, 107630), (1316, 93890), (1435, 86104), (1603, 77080), (1640, 75341), (1645, 75112), (1832, 67445), (1880, 65723), (1927, 64120), (2290, 53956), (2296, 53815), (2632, 46945), (2870, 43052), (3206, 38540), (3290, 37556), (3854, 32060), (4580, 26978), (5740, 21526), (6412, 19270), (6580, 18778), (7708, 16030), (8015, 15416), (9160, 13489), (9389, 13160), (9635, 12824), (10763, 11480)]